LG LPC-M140A Service Manual
|
LG LPC-M140A, - 1-5 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only ❏ SPECIFICATIONS [General] [CD] [Tuner] AM FM (MW) [ TAPE ] Power supply Refer to the back panel of the unit. Power consumption 10W Mass kg External dimensions (W x H x D) 300 x 252 x 171 mm Output Power 1W X 2 T.H.D 10% Speakers 8Ω X 2 Battery Operation DC 9V, six "C"(R14) batteries (not supplied) Frequency response 100 - 18000 Hz Signal-to-noise ratio 55 dB
- 1-2 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only SECTION 1. GENERAL ❏ SERVICING PRECAUTIONS NOTES REGARDING HANDLING OF THE PICK-UP 1. Notes for transport and storage 1) The pick-up should always be left in its conductive bag until immediately prior to use. 2) The pick-up should never be subject
LG LPC-M140A, - 1-1 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only [CONTENTS] ❍ SECTION 1.GENERAL • SERVICING PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 • ESD PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 • SPECIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-5 • IDENTIFICATIONS OFCONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6 ❍ SE
LG LPC-M140A, - 2-13 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only ■ TA2111N(AM/FM) • BLOCK DIAGRAM ■ UTCA8227P(POWER) • BLOCK DIAGRAM
- 2-11 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only • BLOCK DIAGRAM
LG LPC-M140A, Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 2-25 2-26 2. MP3 SCHEMATIC DIAGRAM 2007. 06. 29 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q RS
LG LPC-M140A, - 2-8 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only • LCD CIRCUIT Is CD function selection proper? No Ye s Dose display LCD then light? Check LCD supply power in the power circuitry. Is MICOM reset circuit normal? No • Supply circuitry defective • Check pn403 pin4 No • Supply circuitry defective • MICOM surrounding circuit defective No • X400 defective No • Pattern defective • LCD light defective 0VVDD Reset 3.3V 3.3V 0V Ye s Is MICOM (IC400) pin41, 42 normal (osc)? 0.125usec Ye s MICOM (IC400) pin52, 53, 54, 55 output wareform normal? Ye
LG LPC-M140A, Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 2-29 2-30 ❏ PRINTED CIRCUIT DIAGRAM 1. MAIN P.C BOARD DIAGRAM 2. POWER P.C BOARD DIAGRAM
LG LPC-M140A, - 1-6 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only ❏ IDENTIFICATIONS OF CONTROLS 1 2 3 4 5 6 7 5 8 11 12 Up Panel Front Panel 9 10 UP Panel/Front Panel 1.CD DOOR 2.FUNCTION SWITCH [CD/FM/AM/TAPE ] 3.VOLUME CONTROL DIAL 4.DISPLAY WINDOW indicator 5.LEFT/RIGHT SPEAKER 6.TAPE DOOR 7.CD FUNCTION buttons • CD BACKWARD SKIP//SEARCH ( ) button • +10 BUTTON • CD FORWARD SKIP//SEARCH ( ) button • CD REPEAT button • CD STOP (■)button • CD PLAY//PAUSE ( ) button 8.TAPE FUNCTION butto
LG LPC-M140A, - 2-3 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only IF INITIAL READING IS NOT CARRIED OUT (WITH DISC) A 3V 0V 1.2V 0V 0.8V NO NO NO NO NO YES YES YES YES YES YES YES YES YES Does disc motor Rotate? Is IC400 pin38 voltage transmitted? Check the change of SL +, SL - Voltage. (IC402 pin 17, 18) Does PN404 pin2 voltage change when open/close? CN401 connector defective. IC400 Defective. IC402 Defective. PICK-UP defective. Does laser light? focus coil drive wareform. TRACKING ERROR wareform. Is rotation normal? IC401 defective. PICK-UP defective. Is HF signal normal w
LG LPC-M140A, LGE Internal Use OnlyCopyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes 2-23 2-24 ❏ SCHEMATIC DIAGRAMS 1. MAIN SCHEMATIC DIAGRAM 2007. 06. 29 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q RST
LG LPC-M140A, - 1-7 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only Rear Panel/Display Window 1 2 3 4 5 6 Rear Panel Display Window 1. FM ANTENNA 2. RIF/FM MODE SWITCH (ST./MONO) HEADPHONE SOCKET ( ): 3.5mm 3. AC POWER INPUT SOCKET 4. CD REPEAT PLAY indicator 5. CD PLAY indicator 6. CD PAUSE indicator 7. CD TRACK NUMBER indicator 8. CD SYNCHRONIZED RECORDING indicator 7 8
LG LPC-M140A, - 1-4 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only ❏ ESD PRECAUTIONS Electrostatically Sensitive Devices (ESD) Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive Devices (ESD). Examples of typical ESD devices are integrated circuits and some field-effect transistors and semiconductor chip components. The following techniques should be used to help reduce the incidence of component damage caused by static electricity. 1. Immediately
- 2-6 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 1. Main part 1-1. Audio Out No power at IC701 pin1, 12 Replace diode Fuse change Is B + applied to pn701? No No Ye s SW 702 check Ye s Transformer check Ye s Is Q703, 704 normal? Fuse open? No Replace Q703, 704 No D901~904 normal? Tuner Abnormal Q901,
LG LPC-M140A, - 2-1 - Copyright © 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only SECTION 2. ELECTRICAL ❏ ADJUSTMENTS 1. FM/AM ADJUSTMENT NO ITEM INPUT POINT OUTPUT POINT SPECIFICATION ADJUSTING POINT ADJUST FOR 1 AM IF L108 IC101 PIN18 455kHz L102 GAIN MAXIMUM 2 AM COVER LOW L108 IC101 PIN18 515kHz L101 Repeat several times HI L108 IC101 PIN18 1650kHz TC3 3 AM TRACKING LOW L108 IC101 PIN18 600kHz L108 GAIN MAXIMUM HI L108 IC101 PIN18 1400kHz TC4 4 FM COVER LOW C101 IC101 PIN18 87.00MHz L104 Repeat several times HI C101 IC101 PIN18 108.5MHz TC2 5 FM TRACKING LOW C101 IC101 PIN18 90MHz L103 GAIN MAXIMUM HI C101 IC101 PIN18 106MHz TC1 2.
LG ND1520 Docking Station Owner's manual
ND1520 |
LG ND4520 Docking Station Owner's manual
ND4520 |
LG ND8520 Docking Station Owner's manual
ND8520 |
HP USB Media Port Replicator Docking Station Operation & user’s manual
USB Media Port Replicator |
Laser CASE-DOCK Docking Station Specifications
CASE-DOCK |
LG CM2820DAB Docking Station Owner's manual
CM2820DAB |
Atech Flash Technology iDuo hub Docking Station Operation & user’s manual
iDuo hub |
Philips AJ3270D/17 Docking Station Operation & user’s manual
AJ3270D/17 |
# | Manufacturer | Model | Document Type | File | Updated | Pages | Size |
---|---|---|---|---|---|---|---|
1 | Lennox | RAVL42 | Installation and operation manual | lennox/ravl42-4PK.pdf | 03 Apr 2023 | 42 | |
2 | Toshiba | HD-D2 | Specifications | toshiba/hd-d2-NZ6.pdf | 26 Jun 2022 | 2 | 0.17 Mb |
3 | Mountfield | SP550 | Owner's manual | mountfield/sp550-91G.pdf | 09 Jan 2024 | 16 | |
4 | Nokia | 700 | Operation & user’s manual | nokia/700-418.pdf | 16 Jan 2024 | 133 | |
5 | Cisco | ASR 5000 Series | Administration manual | cisco/asr-5000-series-92E.pdf | 10 Aug 2023 | 234 | |
6 | Apple | MacBook Air (13-inch, Late 2010) | Operation & user’s manual | apple/macbook-air-13-inch-late-2010-5PH.pdf | 22 Jun 2022 | 92 | 3.62 Mb |
SIIG
1SuperSpeed USB to SATA3Gb/s Dual DockingQuick Installation Guide04-0633BIntroducing the SuperSpeed USB to SATA3Gb/s Dual DockingThe SuperSpeed USB to SATA 3Gb/s Dual Docking provideslarge capacity mobile storage using 2.5" or 3.5" SATA harddisk drives through SuperSpeed USB 3.0 interface.Features and Benefits• Supports SuperSpeed USB 3.0 data tr …
SC-SA0J12-S1(8 pages) |
Philips
Thank you for choosing Philips.Need help fast? Read your Quick Start Guide and/orUser Manual first for quick tips that make using your Philips product more enjoyable.If you have read your instructions and still need assistance,you may access our online help at www.philips.com/welcomeor call1-888-PHILIPS (744-5477) while with your product.Philips vous remerci …
DC199B(26 pages) |
LENCO
folder size: 105 x 14 mmUSE 13 PCS 210 x 148.5mm TOTAL 52PAGESBLACK COLOUR PRINTING 80GMS BOOK PAPER5IPD-4300 lenco ib v012010.06.23User's ManualIPD-4300For information and support www.lenco.euEngEngHIGH POWER SPEAKER WITH iPod DOCKING STATION
…
IPD-4300(30 pages) |
Havis
Owner’s ManualHavis Rugged Mobile Docking StationFor Panasonic CF-54 ToughbookDS-PAN-420-SERIES_OMN_4-15www.havis.com1-800-524-9900DS-PAN-421DS-PAN-421-2DS-PAN-422DS-PAN-422-2DS-PAN-423 PKG-DS-PAN-422PKG-DS-PAN-422-2DS-PAN-420 SeriesHavis, Inc.75 Jacksonville Road, PO Box 2099Warminster, PA 18974www.havis.com 1-800-524-9900DS-DA-417Screen SupportSecure …
DS-PAN-421(12 pages) |
Laser
SPK-IPT188 USER MANUAL 1 * iPhone not included SPK-IPT188 Speaker Dock with Clock Radio for iPhone/iPod
…
SPK-IPT188(11 pages) |
Tripp Lite
11111 W. 35th Street, Chicago, IL 60609 USA tripplite.com/supportCopyright © 2021 Tripp Lite. All trademarks are the sole property of their respective owners.Dual-Display USB-C Docking StationsModel: U442-DOCK8-GG, U442-DOCK8G-GGOwner’s ManualWARRANTY REGISTRATIONRegister your product today and be automatically entered to win an ISOBAR® surge protector i …
U442-DOCK8-GG(8 pages) |
White and Brown Fondue Maker RF 128 ARAVISWhite and Brown Fondue Maker RF 128 ARAVIS Operation & user’s manual RF 128 ARAVIS, 16 |
Daewoo Microwave Oven KOR-6L05Microwave Oven PDF Service manual KOR-6L05, 24 |
Healthrider Other Crosstrainer 690sHealthrider Other Crosstrainer 690s Manual Crosstrainer 690s, 16 |
Philips DVD Drive SPD2513BDDVD Drive #2VBVLG SPD2513BD, 2 |
FLIR Thermal cameras i3FLIR i3 Manual (Doc Type: Thermal cameras Getting started manual) i3, 74 |
JK Audio Keypad Guest Module 1Operation & user’s manual for JK Audio Guest Module 1 Keypad Guest Module 1, 4 |
Stamina Fitness Equipment AvariStamina Fitness Equipment Avari Owner's manual Avari, 18 |
Toshiba Laptop G25-AV513Laptop PDF Specifications G25-AV513, 10 |
BOMANN Microwave Oven MWG 2211 U CBBOMANN Microwave Oven Instruction manual (File: bomann-mwg-2211-u-cb-instruction-manual-50, 21.11.2023) MWG 2211 U CB, 50 |
Black & Decker Trimmer 8204Trimmer PDF Owner's manual 8204, 6 |
Westinghouse Power Tool PT10475Westinghouse PT10475 Manual (Doc Type: Power Tool Instruction manual) PT10475, 14 |
MSI Video Card N9800GT seriesMSI Product User Guide: N9800GT series PDF Quick user manual - TUTN6B N9800GT series, 2 |